NTK Technologies, Inc.

Bujias NGK de Mexico S.A. de C.V.

NGK Spark Plugs (Thailand) Co., Ltd.

NGK Spark Plug (Shanghai) Trading Co., Ltd. /NGK Spark Plug (Shanghai) Co., Ltd.

Siam NGK Spark Plug Co., Ltd.NGK Spark Plugs (Asia) Co., Ltd.

Headquarters

Manufacturing & Sales Organization

Sales Organization

Technical Center

Holding Company

NGK Spark Plugs (UK) Ltd.

Europe Technical CenterNGK Spark Plug Europe GmbH

NGK Spark Plugs (India) Pvt. Ltd.

NGK Spark Plugs SA (Pty) Ltd. NGK Spark Plug (Australia) Pty. Ltd.

Changshu NGK Spark Plug Co., Ltd.

Headquarters

NTK Technical CeramicsKorea Co., Ltd.

Woojin Technical CenterWoojin Industry Co., Ltd.

Brasil Technical Center

Ceramica e Velas de Ignicao NGK do Brasil Ltda.

NGK Spark Plugs (U.S.A.), Inc.(Headquarters)

Wells Vehicle Electronics, L.P.

U.S.A. Technical Center

NGK Spark Plugs Canada Limited

NGK Spark Plugs (U.S.A.) Holding, Inc.

NGK Spark Plugs (U.S.A.), Inc.(West Virginia Factory)

NGK Spark Plugs (France) S.A.S. (Headquarters)

NGK Spark Plugs (France)S.A.S. (France Factory)

NGK Spark Plugs Malaysia Berhad

PT NGK Busi Indonesia

NGK Spark Plugs (Vietnam) Co., Ltd.

NGK Spark Plug MiddleEast FZE Taiwan NGK

Spark Plug Co., Ltd.

LLC NGK Spark Plugs(Eurasia)

NGK Spark Plugs(Philippines), Inc.

CAIRE Inc.

Manufacturing & Sales Organization

Sales Organization Technical Center

Woojin Industry Co., Ltd.Changshu NGK Spark Plug Co., Ltd.Wells Vehicle Electronics, L.P.

PT NGK Busi IndonesiaNGK Spark Plugs Malaysia BerhadNGK Spark Plugs (Asia) Co., Ltd.Siam NGK Spark Plug Co., Ltd.NGK Spark Plugs (Thailand) Co., Ltd.NTK Technical Ceramics Korea Co., Ltd.

NGK Spark Plugs SA (Pty) Ltd.NGK Spark Plugs (India) Pvt. Ltd. CAIRE Inc.

Brasil Technical CenterNGK Spark Plugs (U.S.A.), Inc. (Headquarters)・U.S.A. Technical CenterBujias NGK de Mexico S.A. de C.V.NGK Spark Plugs Canada LimitedNTK Technologies, Inc.

Woojin Technical CenterEurope Technical Center

LLC NGK Spark Plugs (Eurasia)NGK Spark Plugs (UK) Ltd.NGK Spark Plug Europe GmbH

Taiwan NGK Spark Plug Co., Ltd.

NGK Spark Plug (Australia) Pty. Ltd.NGK Spark Plug Middle East FZENGK Spark Plugs (Philippines), Inc.NGK Spark Plugs (Vietnam) Co., Ltd.

NGK Spark Plug (Shanghai) Trading Co., Ltd./NGK Spark Plug (Shanghai) Co., Ltd.

Ceramica e Velas de Ignicao NGK do Brasil Ltda.

NGK Spark Plugs (U.S.A.), Inc. (West Virginia Factory)

NGK Spark Plugs (France) S.A.S. (Headquarters)

NGK Spark Plugs (France) S.A.S. (France Factory)

With manufacturing skills for the future, we aim to be a company loved and trusted by all the people worldwide.

Company profile

Global Network

Product summary

Iridium Plugs Premium RX Plugs Glow Plugs(Metal Type)

Glow Plugs (Ceramic Type)

Surface Mounted Packagesfor Electronic Devices

Substratesfor Wafer Testers

Ultrasonic Transducers Packagesfor Camera Module

Zirconia ExhaustOxygen Sensor

Wide Range Temperture Sensor Knock Sensor Ceramic Grades Coated Carbide GradesSmall Zirconia Exhaust

Oxygen Sensorfor Motorcycles

Electro-Static ChuckBio Ceramics

Growing dramatically through advanced technologies and superior qualities.Our automotive components include spark plugs which hold the world’s largest market share. All of our components are highly acclaimed by automotive manufacturers across the globe. Our main strengths are advanced technological capabilities and outstanding qualities. Today, the automotive industry is in an era of a new innovation and a growth spurred by the development of next-generation vehicles and the rapidly accelerating motorization of emerging nations. Moving forward, NGK SPARK PLUG will use advanced technologies and superior qualities as leverage for developing new markets and entering new fields.

Harnessing the power of ceramics to make breakthroughs.New values for industries and daily lives.By utilizing ionic conductance, thermal resistance, corrosion resistance, electric insulation, biocompatibility and other properties of ceramics, we develop products to enrich industries and daily lives.—These are the mission of the NTK brand. Our business covers a wide range of fields from sensors, electronic parts and cutting tools to bioceramics and lifestyle goods. We will continue to apply our acquired material technologies and process technologies in order to provide high value-added products which meet the needs of the times.

● Company name: NGK SPARK PLUG CO.,LTD. ● Establishment: October 26, 1936● Capital: 47,869 million yen● Headquaters: 14-18, Takatsuji-cho, Mizuho-ku, Nagoya 467-8525● Employees: ・Non-Consolidated: 5,767 (as of March 2019) ・Consolidated: 15,994 (as of March 2019)

● Home page: https://www.ngkntk.co.jp

● Business: (1) Manufacturing and selling spark plugs and related products for internal-combustion engines.(2) Manufacturing and selling technical ceramics and applicable products.

Spark Plugs